CATTest - Bug Discovery R-score: leaderboard
Metric: R-score (0-100; recall-oriented bug discovery). Source: arxiv.org. 17 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | Claude Opus 4.7 | 42.57 |
| 2 | Claude Opus 4.6 | 41.55 |
| 3 | GPT-5.5 | 39.41 |
| 4 | Claude Sonnet 4.6 | 37.68 |
| 5 | Gemini 3.1 Pro (Preview) | 36.49 |
| 6 | Qwen 3.6 27B | 33.56 |
| 7 | Kimi K2.6 | 30.78 |
| 8 | Qwen 3.5 Plus | 24.71 |
| 9 | GLM-5V Turbo | 24.67 |
| 10 | Gemini 3 Flash | 24.22 |
| 11 | Qwen 3.5 27B | 23.24 |
| 12 | Seed 2.0 Pro | 22.79 |
| 13 | Seed 2.0 Lite | 21.98 |
| 14 | Gemini 3.1 Flash Lite | 20.92 |
| 15 | GPT-5.4 Mini | 19.07 |
Interactive version: theaggregate.ai/benchmark?slug=cattest-bug-discovery-r-score · How It Works · Data refreshed daily, snapshot 2026-09-19.